| Classification | Asteraceae: Arnica | 
| Harvard University Herbaria Barcode(s) | 00002345 | 
| Type Status | Isotype | 
| Collector | T. J. Howell | 
| Collector number | 2451 | 
| Country | United States of America | 
| State | Oregon | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oregon | 
| Locality | Head of Keystone creek, Wallowa Mountains., 8000 feet | 
| Date Collected | 1900-08-02 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/172cb66b-335c-4de8-a15f-17b297cda34d | 
| Harvard University Herbaria Barcode | 00002345 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Type Status | Isotype | 
| Isotype of | Arnica aurantiaca Greene | 
| Verified by | B. Maguire | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Arnica aurantiaca Greene) Torreya 1901. 1: 42. | 
| Sex | not determined | 
| Phenology | Flower | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |